<html lang='en'>

<head>
  <meta charset='UTF-8' />
  <meta http-equiv='X-UA-Compatible' content='IE=edge' />
  <meta name='viewport' content='width=device-width, initial-scale=1.0' />
  <title>Document</title>

  <style>
    .box {
      width: 500px;
      height: 250px;
      background-color: #621624;
      color:
        #fff;
      padding: 20px;
      display: flex;
      flex-direction: column;
      justify-content: space-between
    }

    span {
      padding: 10px;
      background-color:#2e317c;
    }
  </style>
</head>

<body>
  <div class='box'>
    <h2>尊敬的用户 您好！</h2>
    <p style='text-align: center;'>
      您的验证码是：
      <span>{{data}}</span>
    </p>
    <p style='text-align: right;'>
      Welcome to register! Thank you!
    </p>
  </div>
</body>

</html>